The child is a reality in himself, and not merely a transitional being.

饱食终日，宴乐无度，不就是白白地浪费了一天！轻举妄动、胡言乱语、不讲道理、放纵私欲，岂不是就是罪恶的一日！

Financial crises are not acts of God. They are caused by human actions and can be prevented by human actions.

Picture books are like little pieces of art that you can hold in your hands.

经济学和技术的交汇处是创新和增长最激动人心的机会所在。

The problem, as I see it, is that you’ve been told to believe that what you do is of the utmost importance. But that’s all nonsense.

The most advanced technology is worthless if it doesn't serve the farmer's needs.

对任何模型的最大期望是它能提供一个对现实有用的近似。